/*
 * Copyright 2002-2017 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package cn.bubi.access.utils.spring;


/**
 * Static convenience methods for JavaBeans: for instantiating beans,
 * checking bean property types, copying bean properties, etc.
 * <p>
 * <p>Mainly for use within the framework, but to some degree also
 * useful for application classes.
 *
 * @author Rod Johnson
 * @author Juergen Hoeller
 * @author Rob Harrop
 * @author Sam Brannen
 * @author Sebastien Deleuze
 */
public abstract class BeanUtils{

    public static <T> T instantiate(Class<T> clazz){
        Assert.notNull(clazz, "Class must not be null");
        if (clazz.isInterface()) {
            throw new RuntimeException("Specified class is an interface");
        }
        try {
            return clazz.newInstance();
        } catch (InstantiationException ex) {
            throw new RuntimeException("Is it an abstract class?", ex);
        } catch (IllegalAccessException ex) {
            throw new RuntimeException("Is the constructor accessible?", ex);
        }
    }

}
